CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

conn->chan_lock isn't acquired before l2cap_get_chan_by_scid,
if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balance'
is triggered.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
LinuxCNA
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
VendorProductVersion
linuxlinux_kernel
𝑥
< 4.14.316
linuxlinux_kernel
4.15 ≤
𝑥
< 4.19.284
linuxlinux_kernel
4.20 ≤
𝑥
< 5.4.244
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.181
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.113
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.30
linuxlinux_kernel
6.2 ≤
𝑥
< 6.3.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.237-1
fixed
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.147-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.41-1
fixed
forky
6.16.3-1
fixed
sid
6.16.7-1
fixed